12.7x99mm NATO (.50 BMG)
12.7x99mm NATO · 1921 · John Moses Browning · 1 firearm in catalog
Also known as: .50 BMG, .50 Browning
Cartridge specifications
| Bullet Diameter | 12.98 mm (0.511") |
| Neck Diameter | 13.97 mm (0.550") |
| Base Diameter | 20.42 mm (0.804") |
| Case Length | 99 mm (3.898") |
| Overall Length | 138.43 mm (5.450") |
| Max Pressure | 380 MPa (55,114 psi) |
| Typical Bullet Weight | 41.9 g (647 gr) |
| Typical Muzzle Velocity | 890 m/s (2920 fps) |
| Typical Muzzle Energy | 16590 J (12236 ft·lbf) |
| Primer Type | Large Rifle |
| Cartridge Type | Rimless |
| Introduced | 1921 |
Firearms chambered in 12.7x99mm NATO (.50 BMG)
- KSV Tor (ORSIS 12.7) — ORSIS · Sniper Rifle · 2022